Home / 974,809.20-1,461,650.95-300,709.51

Finding the Fourth Proportional to 974,809.20, 1,461,650.95 and 300,709.51

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Solution

The fourth proportional to 974,809.20, 1,461,650.95 and 300,709.51 is: 450,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,809.20 : 1,461,650.95 = 300,709.51 : x
  2. Step 2: Convert to fraction form
    974,809.20/1,461,650.95 = 300,709.51/x
  3. Step 3: Cross multiply
    974,809.20x = 1,461,650.95 × 300,709.51
  4. Step 4: Simplify right side
    974,809.20x = 439,532,340,965.54
  5. Step 5: Solve for x
    x = 439,532,340,965.54/974,809.20
  6. Step 6: Final answer
    x = 450,890.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.